Hourly Weather | Today Wednesday, October 15, 2025
Sterling Heights, Michigan
4 AM
Rainy Weather
55°
Feels Like 50°
55
Humidity: 71%
Wind: 7 mph
UV Index: 0
5 AM
Cloudy Weather
55°
Feels Like 52°
49
Humidity: 72%
Wind: 7 mph
UV Index: 0
6 AM
Cloudy Weather
54°
Feels Like 52°
47
Humidity: 71%
Wind: 7 mph
UV Index: 0
7 AM
Rainy Weather
54°
Feels Like 48°
51
Humidity: 74%
Wind: 6 mph
UV Index: 0
8 AM
Cloudy Weather
52°
Feels Like 50°
43
Humidity: 78%
Wind: 6 mph
UV Index: 3
9 AM
Rainy Weather
52°
Feels Like 48°
51
Humidity: 81%
Wind: 7 mph
UV Index: 5
10 AM
Cloudy Weather
54°
Feels Like 54°
47
Humidity: 78%
Wind: 7 mph
UV Index: 15
11 AM
Cloudy Weather
55°
Feels Like 55°
34
Humidity: 73%
Wind: 7 mph
UV Index: 21
12 PM
Cloudy Weather
57°
Feels Like 59°
34
Humidity: 67%
Wind: 8 mph
UV Index: 26
1 PM
Cloudy Weather
59°
Feels Like 61°
23
Humidity: 61%
Wind: 8 mph
UV Index: 27
2 PM
Cloudy Weather
61°
Feels Like 63°
1
Humidity: 57%
Wind: 8 mph
UV Index: 33
3 PM
Cloudy Weather
61°
Feels Like 63°
1
Humidity: 53%
Wind: 8 mph
UV Index: 26
4 PM
Cloudy Weather
63°
Feels Like 63°
1
Humidity: 49%
Wind: 8 mph
UV Index: 20
5 PM
Cloudy Weather
61°
Feels Like 61°
1
Humidity: 50%
Wind: 9 mph
UV Index: 12
6 PM
Cloudy Weather
59°
Feels Like 55°
1
Humidity: 54%
Wind: 9 mph
UV Index: 3
7 PM
Cloudy Night
57°
Feels Like 54°
1
Humidity: 60%
Wind: 8 mph
UV Index: 0
8 PM
Night
55°
Feels Like 52°
0
Humidity: 65%
Wind: 7 mph
UV Index: 0
9 PM
Night
52°
Feels Like 48°
0
Humidity: 72%
Wind: 7 mph
UV Index: 0
10 PM
Night
50°
Feels Like 48°
0
Humidity: 75%
Wind: 6 mph
UV Index: 0
11 PM
Night
48°
Feels Like 46°
0
Humidity: 78%
Wind: 6 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

4 AM
36 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 8.7 µg/m³
  • PM10: 11.1 µg/m³
  • O3: 0.024 ppm
  • NO2: 6.8 ppb
  • SO2: 0.9 ppb
  • CO: 0.17 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

5 AM
29 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 7.07 µg/m³
  • PM10: 9.32 µg/m³
  • O3: 0.023 ppm
  • NO2: 6.7 ppb
  • SO2: 1 ppb
  • CO: 0.16 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

6 AM
23 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 5.48 µg/m³
  • PM10: 7.58 µg/m³
  • O3: 0.023 ppm
  • NO2: 6.5 ppb
  • SO2: 1.3 ppb
  • CO: 0.15 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

7 AM
21 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.37 µg/m³
  • PM10: 6.38 µg/m³
  • O3: 0.022 ppm
  • NO2: 6.7 ppb
  • SO2: 1.4 ppb
  • CO: 0.14 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

8 AM
21 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.62 µg/m³
  • PM10: 5.56 µg/m³
  • O3: 0.022 ppm
  • NO2: 7 ppb
  • SO2: 1.5 ppb
  • CO: 0.14 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

9 AM
21 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.99 µg/m³
  • PM10: 4.81 µg/m³
  • O3: 0.023 ppm
  • NO2: 7 ppb
  • SO2: 1.6 ppb
  • CO: 0.13 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

10 AM
21 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.57 µg/m³
  • PM10: 4.33 µg/m³
  • O3: 0.023 ppm
  • NO2: 6.7 ppb
  • SO2: 1.7 ppb
  • CO: 0.13 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

11 AM
22 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.31 µg/m³
  • PM10: 4.04 µg/m³
  • O3: 0.024 ppm
  • NO2: 6.1 ppb
  • SO2: 1.8 ppb
  • CO: 0.13 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

12 PM
25 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.09 µg/m³
  • PM10: 3.72 µg/m³
  • O3: 0.027 ppm
  • NO2: 4.8 ppb
  • SO2: 1.8 ppb
  • CO: 0.12 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

1 PM
27 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.05 µg/m³
  • PM10: 3.59 µg/m³
  • O3: 0.029 ppm
  • NO2: 3.8 ppb
  • SO2: 1.7 ppb
  • CO: 0.12 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

2 PM
28 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.25 µg/m³
  • PM10: 3.77 µg/m³
  • O3: 0.031 ppm
  • NO2: 3.3 ppb
  • SO2: 1.7 ppb
  • CO: 0.12 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

3 PM
34 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.35 µg/m³
  • PM10: 3.63 µg/m³
  • O3: 0.037 ppm
  • NO2: 2.5 ppb
  • SO2: 1.4 ppb
  • CO: 0.11 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

4 PM
39 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.53 µg/m³
  • PM10: 3.61 µg/m³
  • O3: 0.042 ppm
  • NO2: 1.9 ppb
  • SO2: 1.2 ppb
  • CO: 0.11 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

5 PM
40 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.79 µg/m³
  • PM10: 3.84 µg/m³
  • O3: 0.043 ppm
  • NO2: 1.9 ppb
  • SO2: 1.1 ppb
  • CO: 0.11 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

6 PM
37 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.04 µg/m³
  • PM10: 4.17 µg/m³
  • O3: 0.040 ppm
  • NO2: 3.1 ppb
  • SO2: 1 ppb
  • CO: 0.12 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

7 PM
32 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.37 µg/m³
  • PM10: 4.73 µg/m³
  • O3: 0.035 ppm
  • NO2: 5.2 ppb
  • SO2: 0.9 ppb
  • CO: 0.13 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

8 PM
28 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.67 µg/m³
  • PM10: 5.3 µg/m³
  • O3: 0.030 ppm
  • NO2: 6.6 ppb
  • SO2: 0.8 ppb
  • CO: 0.14 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

9 PM
24 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.89 µg/m³
  • PM10: 5.78 µg/m³
  • O3: 0.026 ppm
  • NO2: 7.6 ppb
  • SO2: 0.8 ppb
  • CO: 0.15 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

10 PM
21 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.06 µg/m³
  • PM10: 6.15 µg/m³
  • O3: 0.022 ppm
  • NO2: 8.4 ppb
  • SO2: 0.7 ppb
  • CO: 0.16 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

11 PM
18 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.14 µg/m³
  • PM10: 6.36 µg/m³
  • O3: 0.019 ppm
  • NO2: 9.1 ppb
  • SO2: 0.6 ppb
  • CO: 0.17 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.